Had a set on my 9 sec Duster for 10 years. They didnt go bad after 1 year, they don't ride harshly, and they were engineered nicely by Mopar to do what they do
I dont get where people say some of this stuff


69 Dart GTS A4 Silver All steel, flat factory hood, 3360race weight
418 BPE factory replacement headed stroker, 565 lift solid cam
Best so far, low 10.30’s 1/4
1.41 best 60 foot
6.56 at 104.17